2 * DirectShow capture interface
3 * Copyright (c) 2010 Ramiro Polla
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "dshow_capture.h"
24 DECLARE_QUERYINTERFACE(libAVEnumMediaTypes,
25 { {&IID_IUnknown,0}, {&IID_IEnumMediaTypes,0} })
26 DECLARE_ADDREF(libAVEnumMediaTypes)
27 DECLARE_RELEASE(libAVEnumMediaTypes)
30 libAVEnumMediaTypes_Next(libAVEnumMediaTypes *this, unsigned long n,
31 AM_MEDIA_TYPE **types, unsigned long *fetched)
34 dshowdebug("libAVEnumMediaTypes_Next(%p)\n", this);
37 if (!this->pos && n == 1) {
38 if (!IsEqualGUID(&this->type.majortype, &GUID_NULL)) {
39 AM_MEDIA_TYPE *type = av_malloc(sizeof(AM_MEDIA_TYPE));
42 ff_copy_dshow_media_type(type, &this->type);
55 libAVEnumMediaTypes_Skip(libAVEnumMediaTypes *this, unsigned long n)
57 dshowdebug("libAVEnumMediaTypes_Skip(%p)\n", this);
58 if (n) /* Any skip will always fall outside of the only valid type. */
63 libAVEnumMediaTypes_Reset(libAVEnumMediaTypes *this)
65 dshowdebug("libAVEnumMediaTypes_Reset(%p)\n", this);
70 libAVEnumMediaTypes_Clone(libAVEnumMediaTypes *this, libAVEnumMediaTypes **enums)
72 libAVEnumMediaTypes *new;
73 dshowdebug("libAVEnumMediaTypes_Clone(%p)\n", this);
76 new = libAVEnumMediaTypes_Create(&this->type);
85 libAVEnumMediaTypes_Setup(libAVEnumMediaTypes *this, const AM_MEDIA_TYPE *type)
87 IEnumMediaTypesVtbl *vtbl = this->vtbl;
88 SETVTBL(vtbl, libAVEnumMediaTypes, QueryInterface);
89 SETVTBL(vtbl, libAVEnumMediaTypes, AddRef);
90 SETVTBL(vtbl, libAVEnumMediaTypes, Release);
91 SETVTBL(vtbl, libAVEnumMediaTypes, Next);
92 SETVTBL(vtbl, libAVEnumMediaTypes, Skip);
93 SETVTBL(vtbl, libAVEnumMediaTypes, Reset);
94 SETVTBL(vtbl, libAVEnumMediaTypes, Clone);
97 this->type.majortype = GUID_NULL;
99 ff_copy_dshow_media_type(&this->type, type);
104 DECLARE_CREATE(libAVEnumMediaTypes, libAVEnumMediaTypes_Setup(this, type), const AM_MEDIA_TYPE *type)
105 DECLARE_DESTROY(libAVEnumMediaTypes, nothing)